With crbug.com/509883 fixed, we can use the full test names.

BUG=509883
BUG=angleproject:1153

Change-Id: I62bf60fb5066de8c0cc118512ba0d9e9bbd94303
Reviewed-on: https://chromium-review.googlesource.com/309653Tested-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Corentin Wallez <cwallez@chromium.org>